From nobody Thu Apr 2 22:24:09 2026 Received: from TWMBX01.aspeed.com (mail.aspeedtech.com [211.20.114.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5EFB320C490; Thu, 26 Mar 2026 10:29:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.20.114.72 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774520975; cv=none; b=SEZ7OPLxLs5eToFQZyupx5smBRyK+OrCvMec7VosI3xDBev323PwUYLhGsp5l9zkZiuTWSKtsQ/HyVWuf+xf04TelV4i2c8Xh6hEJX33AzXBnx1Iu73SDk05UXc+ETxxvl414WNgZgEjMmjKrINk2oVWFXk2LrGUBBn/QoAEIW8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774520975; c=relaxed/simple; bh=VdlCgfKxytsoAxz1ceuN+oZF1N/0ydu9279KC7M2B6Q=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:To:CC; b=fPheQ2m1gnMR5bZJvHbU5op4lEgQqVmyZeyHu0aNVVR+Pdo+3rXNT/CpYH6AUgPPCoQQFzsIzOIFlawYNs8tbR8/uCNzHRsXITR5t5zP1MZ50NW/0nMX9NdpzEn5gNtm00i5uTKQmXEX3sWuhCfzrrYYMbTcMJu+r+ss72QClUY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=aspeedtech.com; spf=pass smtp.mailfrom=aspeedtech.com; arc=none smtp.client-ip=211.20.114.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=aspeedtech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aspeedtech.com Received: from TWMBX01.aspeed.com (192.168.0.62) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.10; Thu, 26 Mar 2026 18:29:31 +0800 Received: from [127.0.1.1] (192.168.10.13) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1748.10 via Frontend Transport; Thu, 26 Mar 2026 18:29:31 +0800 From: Billy Tsai Date: Thu, 26 Mar 2026 18:29:22 +0800 Subject: [PATCH] ARM: dts: aspeed: g6: Add PWM/Tach controller node Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-ID: <20260326-g6-dtsi-v1-1-348e7a0661c2@aspeedtech.com> X-B4-Tracking: v=1; b=H4sIAIEKxWkC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDIzMDYyMz3XQz3ZSS4kxdy9RU4xRLI4OkZINkJaDqgqLUtMwKsEnRsbW1ABG wlgRZAAAA X-Change-ID: 20260326-g6-dtsi-9ee3d920bc0c To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , "Andrew Jeffery" CC: , , , , Billy Tsai X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1774520971; l=1258; i=billy_tsai@aspeedtech.com; s=20251118; h=from:subject:message-id; bh=VdlCgfKxytsoAxz1ceuN+oZF1N/0ydu9279KC7M2B6Q=; b=6LQIfCPgwe2WTbwtFBzk67e1rmbGs8rZ2uOnqh+PSZ9DXZv9Rn4tKkJdjKheF3/+gY9bieilX qUclh29h+NiAF6R789GZKqv2U8efedQl54cShepZyIWqe9JFI5NhGEb X-Developer-Key: i=billy_tsai@aspeedtech.com; a=ed25519; pk=/A8qvgZ6CPfnwKgT6/+k+nvXOkN477MshEGJvVdzeeQ= Introduce a device tree node for the AST2600 PWM/Tach controller. Describe register range, clock, reset, and cell configuration. Set status to "disabled" by default. Prepares for enabling PWM and tachometer support on platforms utilizing this SoC. Signed-off-by: Billy Tsai --- arch/arm/boot/dts/aspeed/aspeed-g6.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi b/arch/arm/boot/dts/as= peed/aspeed-g6.dtsi index 189bc3bbb47c..818d486b94ac 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi +++ b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi @@ -102,6 +102,15 @@ ahbc: bus@1e600000 { reg =3D <0x1e600000 0x100>; }; =20 + pwm_tach: pwm-tach-controller@1e610000 { + compatible =3D "aspeed,ast2600-pwm-tach"; + reg =3D <0x1e610000 0x100>; + clocks =3D <&syscon ASPEED_CLK_AHB>; + resets =3D <&syscon ASPEED_RESET_PWM>; + #pwm-cells =3D <3>; + status =3D "disabled"; + }; + fmc: spi@1e620000 { reg =3D <0x1e620000 0xc4>, <0x20000000 0x10000000>; #address-cells =3D <1>; --- base-commit: 6de23f81a5e08be8fbf5e8d7e9febc72a5b5f27f change-id: 20260326-g6-dtsi-9ee3d920bc0c Best regards, --=20 Billy Tsai